CN114469653A - Patient is recovered with recovered exerciser of low limbs - Google Patents

Abstract

The invention belongs to the technical field of rehabilitation equipment, and in particular relates to a lower limb rehabilitation exerciser for patient rehabilitation. The upper support cavity is also rotatably connected with a backrest corresponding to the seating area, and the upper support cavity is provided with a sitting and lying device that drives the backrest to rotate; the upper support cavity is also provided with a seating area corresponding to the seating area. The exercise device includes a transmission structure, and the transmission structure is connected with the exercise structure; the exercise structure includes a pair of rotating plates rotatably connected with the upper support cavity, and both of the pair of rotating plates are rotatably connected with thigh support plates, The thigh support plate is rotatably connected with the calf support plate; the rotating plate is slidably connected with the slider, and the calf support plate is rotatably connected with the slider; the invention effectively solves the problem of poor exercise effect of the existing rehabilitation exerciser.

Description

A lower limb rehabilitation exerciser for patient rehabilitation

technical field

The invention belongs to the technical field of rehabilitation equipment, relates to a rehabilitation exerciser, in particular to a lower limb rehabilitation exerciser for patient rehabilitation.

Background technique

Rehabilitation exercise refers to physical activities that are conducive to recovery or improvement of function after injury. Except for serious injuries that require rest treatment, general injuries do not need to completely stop physical exercises; appropriate and scientific physical exercises can quickly heal injuries and promote function. recovery has a positive effect.

When performing rehabilitation exercises on the lower limbs of patients, the corresponding rehabilitation exercise equipment is often used for exercise; when the existing rehabilitation exercise equipment is used, most of them are used to drive the patients to perform simple leg bending movements, which cannot effectively exercise the leg muscles of the patients. A full range of rehabilitation exercises will affect the patient's rehabilitation effect; secondly, after a long-term single exercise, the patient is prone to feeling bored, which affects the patient's enthusiasm for training, which in turn affects the patient's rehabilitation effect.

SUMMARY OF THE INVENTION

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a lower limb rehabilitation exerciser for patient rehabilitation, which effectively solves the problem of poor exercise effect of the existing rehabilitation exerciser.

In order to achieve the above purpose, the present invention adopts the following technical solutions: a lower limb rehabilitation exerciser for patient rehabilitation, comprising a bottom plate, and an upper support cavity is arranged on the bottom plate; the upper support cavity includes a seat plate area, and the bottom plate is provided with a seat plate The upper support cavity is also rotatably connected with a backrest corresponding to the seat plate area, and the upper support cavity is provided with a sitting and lying device that drives the backrest to rotate; the upper support cavity is also provided with a The exercise device corresponding to the sitting area includes a transmission structure, and the transmission structure is connected with the exercise structure.

The exercise structure includes a pair of rotating plates rotatably connected with the upper support cavity, both of the pair of rotating plates are rotatably connected with a thigh support plate, and the thigh support plate is rotatably connected with a calf support plate; the rotating plates are slidably connected There is a slider, and the calf support plate is rotatably connected with the slider; the transmission structure is connected with a crank slider assembly that drives the slider to move, and the crank slider assembly follows the action of the transmission structure from small to large and from large to small. The transmission structure is also connected with a rotating component that drives the rotating plate to rotate, and the transmission structure sequentially drives the crank-slider component and the rotating component to move.

Further, the sitting and lying device includes a sitting and lying motor fixedly connected to the bottom plate, the sitting and lying bevel gear group is connected to the output end of the sitting and lying bevel gear group; the sitting and lying screw rod is connected to the output end of the sitting and lying bevel gear group, A sitting and lying block which is slidably connected with the bottom plate is screwed on the sitting and lying screw rod; a pair of supporting rods are rotatably connected to the sitting and lying block, and the other ends of the pair of said supporting rods are rotatably connected with the backrest.

Further, the soothing device includes a soothing structure evenly distributed on the seat area, and the bottom plate is provided with a driving structure that drives the action of the soothing structure; the driving structure includes a soothing motor, and the output end of the soothing motor is connected with a set of soothing bevel gears The output end of the relief bevel gear set is connected with a pair of connecting bevel gear sets, and the output end of a pair of the connecting bevel gear sets is connected with a synchronizing shaft; the bottom plate is fixed with a pair of vertical plates, and a pair of synchronizing shafts are respectively connected with Corresponding vertical plates are rotatably connected; a pair of the synchronizing shafts are both connected with a pair of drive bevel gear sets, and the output ends of the pair of drive bevel gear sets are both connected with driving rods; the driving rods are rotatably connected with synchronizing rods , the other end of the synchronous rod is rotatably connected with a driven rod, and the other end of the driven rod is rotatably connected with the vertical plate; the middle of the synchronous rod is provided with a hinge rod, the hinge rod is hinged with a drive plate, and the four hinge rods are connected with the drive The plates are connected in rotation; the driving plates are evenly distributed with driving blocks corresponding to the relief structures, and the driving blocks are provided with slopes.

Further, the relief structure includes a sleeve fixed with the seat plate area, and a fixed plate is fixed in the sleeve; an upper guide rod is fixed on the fixed plate, and a relief plate is slidably connected to the upper guide rod; A relief rod is fixedly connected to the relief plate, and a relief head is connected to the relief rod; a lower guide rod is slidably connected to the relief plate, and a driving head matched with a driving block is fixedly connected to the lower guide rod; An upper buffer spring corresponding to the relief plate is arranged on the rod, a lower buffer spring corresponding to the relief plate is arranged on the lower guide rod, and the upper buffer spring and the lower buffer spring are respectively arranged on both sides of the relief plate.

Further, the transmission structure includes an exercise motor fixed to the bottom plate, the output end of the exercise motor is connected with a first bevel gear set; the output end of the first bevel gear set is connected with a pair of second bevel gear sets, a pair of The output ends of the second bevel gear set are all connected with incomplete gears; a pair of incomplete gears are meshed with a rotating driving wheel, and the rotating driving wheel is connected with an input bevel gear set; the incomplete gears are coaxial The main limit plate is fixedly connected, and the rotating driving wheel is coaxially fixed with an auxiliary limit plate matched with the main limit plate; the output end of the input bevel gear set is connected with an output bevel gear set, and the output bevel gear set is The output end is connected with the rotating assembly.

Further, a pair of incomplete gears are also meshed with a flexion-leg driving wheel, and the flexion-leg driving wheel is coaxially fixed with a large gear; the large gear is meshed with a pinion, and the pinion is coaxially fixed with an input. an idler wheel is rotatably connected to the bottom plate, and an output wheel is engaged with the idler wheel; a conversion chute is fixedly connected to the bottom plate, and a conversion block is slidably connected to the conversion chute; the conversion block is rotatably connected with a The conversion gear meshing with the input wheel, the conversion gear is arranged between the input wheel, the idler wheel and the output wheel, and the conversion gear is meshed with the idler wheel or the output wheel respectively with the conversion block sliding along the conversion chute; A crank driving wheel is fixed coaxially, a crank driven wheel arranged coaxially with the output wheel is engaged with the crank driving wheel, and a crank shaft is connected to the crank driven wheel.

Further, the crank slider assembly includes an adjustable crank that is fixedly connected to the crank shaft, an adjustable bevel gear set is arranged on the adjustable crank, and the input end of the adjustable bevel gear set is connected with the output wheel; the adjustable bevel gear set is The output end is connected with a reciprocating screw rod, and the reciprocating screw rod is screwed with an adjustment block which is slidably connected with the adjustable crank; the adjustment block is rotatably connected with a traction rod, and the other end of the traction rod is rotatably connected with the slider.

Further, the rotating assembly includes a parallel rod connected with the output end of the output bevel gear set, the parallel rod is rotatably connected with a connecting rod, and the other end of the connecting rod is rotatably connected with the rotating plate.

Further, a lower support cavity is also fixed on the bottom plate, and the lower support cavity corresponds to the rotating plate; the bottom plate is also fixed with legs, and the upper support cavity is fixed with a handrail corresponding to the seat plate area. .

Compared with the prior art, the present invention has the following beneficial effects:

When the present invention is in use, the crank-slider assembly and the rotating assembly are driven in sequence through the transmission structure, and the crank-slider assembly drives the slider to slide along the rotating plate; the slider drives the calf support plate to rotate along the thigh support plate, and the thigh support plate rotates along the rotating plate Rotation, the patient's leg bending action is realized through the thigh support plate and the calf support plate; after the patient is driven to bend the leg through the crank slider assembly, the thigh support plate, and the calf support plate, the rotating component drives the rotating plate to rotate, thereby realizing the patient's leg. Open and close training; through the crank slider assembly with the action of the transmission structure, the length of the crank changes from small to large and from large to small, so as to realize the corresponding training of opening and closing the legs of the patient under different degrees of flexion , so that patients can comprehensively and gradually carry out rehabilitation training, and improve the effect of patients' rehabilitation.

Description of drawings

Fig. 1 is the first axonometric view of the present invention;

Fig. 2 is the second axonometric view of the present invention;

Fig. 3 is the first axonometric view of the internal structure of the present invention;

Fig. 4 is the second axonometric view of the internal structure of the present invention;

Fig. 5 is the structural representation of the exercise device in the present invention;

Fig. 6 is the structural representation of the transmission structure in the present invention;

Fig. 7 is the structural representation of the exercise structure in the present invention;

FIG. 8 is a schematic diagram of the mating state of the crank slider assembly and the transmission assembly in the present invention;

Fig. 9 is the first axonometric view of the matched state of the transmission assembly, the reciprocating screw rod and the adjusting block in the present invention;

Fig. 10 is the second axonometric view of the matched state of the transmission assembly, the reciprocating screw rod and the adjusting block in the present invention;

11 is a schematic diagram of the mating state of an input wheel, an output wheel, a conversion gear, an idler wheel, a conversion block, etc. in the present invention;

12 is a schematic structural diagram of the soothing device in the present invention;

Fig. 13 is the enlarged schematic diagram of the area A in Fig. 12 in the present invention;

14 is a schematic diagram of the internal structure of the relief structure in the present invention;

In the figure: 1. Lower support cavity, 2. Exercise device, 201, Transmission structure, 202, Adjustable crank, 203, Rotating plate, 204, Drawbar, 205, Parallel rod, 206, Connecting rod, 207, Exercise motor, 208, first bevel gear set, 209, second bevel gear set, 210, incomplete gear, 211, rotating drive wheel, 212, input bevel gear set, 213, output bevel gear set, 214, bent leg drive wheel, 215 , large gear, 216, pinion gear, 217, idler gear, 218, output wheel, 219, input wheel, 220, crank driven wheel, 221, crank shaft, 222, adjusting bevel gear set, 223, calf support plate, 224, Fixed belt, 225, thigh support plate, 226, slider, 227, reciprocating screw, 228, main limit plate, 229, adjusting block, 230, crank drive wheel, 231, conversion gear, 232, conversion chute; 3 , Upper support cavity, 4, Seat area, 5, Armrest, 6, Soothing device, 601, Soothing motor, 602, Soothing bevel gear set, 603, Connecting bevel gear set, 604, Synchronous shaft, 605, Drive plate, 606 , drive block, 607, drive bevel gear set, 608, drive lever, 609, hinge lever, 610, driven lever, 611, synchro lever, 612, relief head, 613, relief lever, 614, fixed plate, 615, upper Buffer spring, 616, lower guide rod, 617, upper guide rod, 618, lower buffer spring, 619, drive head; 7, backrest, 8, bottom plate, 9, outrigger, 10, sitting motor, 11, support rod, 12. Sitting and lying screw rod, 13. Sitting and lying block.

Detailed ways

A lower limb rehabilitation exerciser for patient rehabilitation, as shown in Figures 1-14, includes a bottom plate 8, and an upper support cavity 3 is arranged on the bottom plate 8; the upper support cavity 3 includes a seat plate area 4, and the bottom plate 8 is provided with The relief device 6 corresponding to the seat plate area 4; the upper support cavity 3 is also rotatably connected with a backrest 7 corresponding to the seat plate area 4, and the upper support cavity 3 is provided with a sitting and lying device that drives the backrest 7 to rotate; The upper support cavity 3 is also provided with an exercise device 2 corresponding to the seat plate area 4 , and the exercise device 2 includes a transmission structure 201 , and an exercise structure is connected to the transmission structure 201 .

When the present invention is in use, the patient can sit on the seat plate area 4 and lean on the backrest 7 to perform rehabilitation exercises through the exercise structure. In addition, the patient's buttocks are massaged soothingly through the soothing device 6 to improve the blood circulation of the patient's buttocks and improve the patient's health. Restoration effect; in addition, the backrest 7 is driven to rotate along the upper support cavity 3 by the sitting and lying device, so that the patient can exercise at a comfortable angle, thereby improving the comfort and enthusiasm of the patient.

The exercise structure includes a pair of rotating plates 203 rotatably connected to the upper support cavity 3, a pair of rotating plates 203 are rotatably connected with thigh support plates 225, and the thigh support plates 225 are rotatably connected with calf support plates 223; A slider 226 is slidably connected to the rotating plate 203, and the lower leg support plate 223 is rotatably connected to the slider 226; the transmission structure 201 is connected to a crank slider 226 assembly that drives the slider 226 to move, and the crank slider 226 assembly follows the transmission The length of the action crank of the structure 201 reciprocates from small to large and from large to small; the transmission structure 201 is also connected with a rotating component that drives the rotating plate 203 to rotate, and the transmission structure 201 sequentially drives the crank slider 226 component and the rotating component Action; both the thigh support plate 225 and the calf support plate 223 are provided with a fixing belt 224, and the patient's leg is fixed by the fixing belt 224 to improve the stability of the exercise.

When the exercise device 2 is in use, the transmission structure 201 drives the crank slider 226 assembly and the rotating assembly in sequence, the crank slider 226 assembly drives the slider 226 to slide along the rotating plate 203 ; the slider 226 drives the calf support plate 223 along the thigh support plate 225 Rotation, the thigh support plate 225 rotates along the rotating plate 203, and the patient bends the leg through the thigh support plate 225 and the calf support plate 223; the crank slider 226 assembly, the thigh support plate 225, and the calf support plate 223 drive the patient to bend After the legs, the rotating assembly drives the rotating plate 203 to rotate, thereby realizing the training of opening and closing the patient's legs; through the crank slider 226 assembly, the length of the crank reciprocates from small to large and from large to small with the action of the transmission structure 201, and then Realize that the patient can carry out the corresponding leg opening and closing training under different degrees of flexion of the leg, so that the patient can carry out the comprehensive and step-by-step rehabilitation training, and improve the effect of the patient's rehabilitation.

Further, as described below, the sitting bevel gear set, the second bevel gear set 209 , the input bevel gear set 212 , the output bevel gear set 213 , the adjusting bevel gear set 222 , the relief bevel gear set 602 , and the connecting bevel gear set 603 The driving bevel gear set 607 includes a driving bevel gear, the driving bevel gear is meshed with a driven bevel gear, the driving bevel gear is an input end, and the driven bevel gear is an output end; the first bevel gear set 208 includes an input bevel gear. , the input bevel gear is meshed with the output bevel gear, the input bevel gear is the input end, and the output bevel gear is the output end.

Further, as shown in FIG. 4 , the sitting and lying device includes a sitting and lying motor 10 that is fixedly connected to the bottom plate 8, and the output end of the sitting and lying motor 10 is connected with a sitting and lying bevel gear set; The output end is connected with a sitting and lying screw rod 12, and the sitting and lying screw rod 12 is screwed with a sitting and lying block 13 that is slidably connected with the bottom plate 8; The other end of the rod 11 is rotatably connected to the backrest 7 .

When the sitting and lying device is in use, the sitting and lying motor 10 moves, the sitting and lying motor 10 drives the sitting and lying screw 12 to rotate through the sitting and lying bevel gear group, and the sitting and lying screw 12 drives the sitting and lying block 13 to slide along the bottom plate 8, and the sitting and lying block 13 The backrest 7 is driven to rotate along the upper support cavity 3 by a pair of support rods 11 ; the comfort of the patient during training can be effectively improved by the setting of the sitting and lying device.

Further, as shown in FIG. 12 and FIG. 13 , the relief device 6 includes relief structures evenly distributed on the seating area 4 , and the bottom plate 8 is provided with a driving structure for driving the action of the relief structure; the driving structure includes a relief motor 601, the output end of the relief motor 601 is connected with a relief bevel gear group 602; the output end of the relief bevel gear group 602 is connected with a pair of connecting bevel gear groups 603, and the output end of a pair of the connecting bevel gear groups 603 is connected with a synchronous A pair of vertical plates are fixedly connected to the bottom plate 8, and a pair of synchronizing shafts 604 are respectively connected with the corresponding vertical plates in rotation; The output end of the drive bevel gear set 607 is connected with a driving rod 608; the driving rod 608 is rotatably connected with a synchronizing rod 611, the other end of the synchronizing rod 611 is rotatably connected with a driven rod 610, and the other end of the driven rod 610 is connected with the vertical plate Rotationally connected; the middle of the synchronization rod 611 is provided with a hinge rod 609, the hinge rod 609 is hinged with a drive plate 605, and the four hinge rods 609 are all rotatably connected with the drive plate 605; the drive plate 605 is evenly distributed with The driving block 606 corresponding to the relief structure is provided with a slope.

When the relief device 6 is in use, the relief motor 601 drives a pair of connecting bevel gear sets 603 to act through the relief bevel gear set 602 ; the pair of connecting bevel gear sets 603 drives the corresponding synchronizing shaft 604 to rotate, and the synchronizing shaft 604 drives the bevel gear set 607 to rotate. The corresponding active rod 608 is driven to rotate; the active rod 608 drives the synchronizing rod 611 to move by cooperating with the driven rod 610 , the synchronizing rod 611 drives the driving plate 605 to move up and down, left and right through the hinge rod 609 , and the driving plate 605 drives the relief structure through the driving block 606 Movement, soothing structures massage the patient.

Further, as shown in FIG. 14 , the relief structure includes a sleeve fixed to the seat plate area 4, and a fixed plate 614 is fixed in the sleeve; an upper guide rod 617 is fixed on the fixed plate 614, and the upper guide rod 617 is fixed on the fixed plate 614. A relief plate is slidably connected to the guide rod 617; a relief rod 613 is fixedly connected to the relief plate, and a relief head 612 is connected to the relief rod 613; a lower guide rod 616 is slidably connected to the relief plate, and the lower guide rod 616 A drive head 619 matched with the drive block 606 is fixedly connected; the upper guide rod 617 is provided with an upper buffer spring 615 corresponding to the relief plate, and the lower guide rod 616 is provided with a lower buffer spring corresponding to the relief plate 618, the upper buffer spring 615 and the lower buffer spring 618 are respectively arranged on both sides of the relief plate.

When the relief structure is in use, the driving block 606 slides along the sleeve through the driving head 619, the driving head 619 drives the relief plate to rise through the cooperation of the lower buffer spring 618 and the lower guide rod 616, and the relief plate drives the relief head 612 to the patient through the relief rod 613. At the same time, the relief plate slides along the upper guide rod 617 to press the upper buffer spring 615; the relief plate is buffered by the cooperation of the upper buffer spring 615 and the lower buffer spring 618, which improves the pressure of the relief head 612 on the patient. comfort.

Further, as shown in Figures 6, 9, 10, and 11, the transmission structure 201 includes an exercise motor 207 fixedly connected to the bottom plate 8, and the output end of the exercise motor 207 is connected with a first bevel gear set 208; the first bevel gear set 208; The output end of the bevel gear set 208 is connected with a pair of second bevel gear sets 209, and the output ends of the pair of second bevel gear sets 209 are connected with incomplete gears 210; the pair of incomplete gears 210 are meshed with Rotating the driving wheel 211, the input bevel gear set 212 is connected to the rotating driving wheel 211; the incomplete gear 210 is coaxially fixed with a main limit disk 228, and the rotating driving wheel 211 is coaxially fixed with the main limit disk 228 A matching auxiliary limit plate; the output end of the input bevel gear set 212 is connected with the output bevel gear set 213, and the output end of the output bevel gear set 213 is connected with the rotating assembly.

When the transmission structure 201 is in use, the exercise motor 207 drives a pair of second bevel gear sets 209 to act synchronously through the first bevel gear set 208; The wheel 211 drives the input bevel gear set 212 to move, and the input bevel gear set 212 drives the rotating assembly to move through the output bevel gear set 213; the main limit plate 228 and the auxiliary limit plate cooperate to limit the rotation of the driving wheel 211 to improve the rotation component stability.

Further, a pair of incomplete gears 210 is also meshed with a flexion-leg driving wheel 214, and the flexion-leg driving wheel 214 is coaxially fixed with a large gear 215; the large gear 215 is meshed with a pinion gear 216, and the pinion gear 216 is coaxially fixed with an input wheel 219; an idler wheel 217 is rotatably connected to the bottom plate 8, and an output wheel 218 is engaged with the idler wheel 217; a conversion chute 232 is fixed on the bottom plate 8, and the conversion chute 232 A conversion block is slidably connected; a conversion gear 231 meshing with the input wheel 219 is rotatably connected to the conversion block. The slot 232 sliding conversion gear 231 meshes with the idler gear 217 or the output wheel 218 respectively; the bending leg driving wheel 214 is also coaxially fixed with a crank driving wheel 230, and the crank driving wheel 230 is meshed with the output wheel 218 coaxially A crank driven wheel 220 is provided, and a crank shaft 221 is connected to the crank driven wheel 220 .

When the incomplete gear 210 rotates, it drives the bending leg driving wheel 214 to rotate, the bending leg driving wheel 214 drives the pinion gear 216 to rotate through the large gear 215, and the input wheel 219 is accelerated through the cooperation of the large gear 215 and the pinion gear 216; the input wheel 219 drives the conversion gear 231 to rotate, and the conversion gear 231 drives the conversion block to slide along the conversion chute 232, thereby making the conversion gear 231 mesh with the output wheel 218; the input wheel 219 drives the output wheel 218 to rotate through the conversion gear 231, and the output wheel 218 drives the adjustment The bevel gear set 222 rotates; at the same time, the bending leg driving wheel 214 drives the crank driven wheel 220 to rotate through the crank driving wheel 230, the crank driven wheel 220 drives the crank shaft 221 to rotate, and the crank shaft 221 drives the adjustable crank 202 to rotate.

Further, as shown in FIGS. 8-10 , the crank slider 226 assembly includes an adjustable crank 202 fixedly connected to the crank shaft 221 . The adjustable crank 202 is provided with an adjustment bevel gear set 222 , the The input end is connected with the output wheel 218; the output end of the adjustment bevel gear set 222 is connected with a reciprocating screw rod 227, and the reciprocating screw rod 227 is screwed with an adjustment block 229 that is slidably connected with the adjustable crank 202; the adjustment block The traction rod 204 is rotatably connected to the 229 , and the other end of the traction rod 204 is rotatably connected with the slider 226 .

The adjustable crank 202 drives the draw rod 204 to move through the reciprocating screw rod 227 and the adjusting block 229, and the draw rod 204 drives the slider 226 to slide along the rotating plate 203; at the same time, the output wheel 218 drives the adjusting bevel gear set 222 to move, adjusting the bevel gear The group 222 drives the adjusting block 229 to slide back and forth along the adjustable crank 202 through the reciprocating screw rod 227 .

Further, as shown in FIG. 7 , the rotating assembly includes a parallel rod 205 connected to the output end of the output bevel gear set 213 , a connecting rod 206 is rotatably connected to the parallel rod 205 , and the other end of the connecting rod 206 is connected to the rotating plate 203 Rotational connection; the output bevel gear group 213 drives the rotating plate 203 to rotate through the cooperation of the parallel rod 205 and the connecting rod 206 .

Further, a lower support cavity 1 is also fixed on the bottom plate 8, and the lower support cavity 1 corresponds to the rotating plate 203; the bottom plate 8 is also fixed with legs 9, and the upper support cavity 3 is fixed with The armrest 5 corresponding to the seat area 4.

The working process of the present invention is:

When the present invention is in use, the patient can sit on the seat plate area 4 on the upper support cavity 3, the patient can place the calf on the calf support plate 223, the thigh on the thigh support plate 225, and the patient's leg can be fixed by the fixing belt 224. The sitting and lying motor 10 moves, the sitting and lying motor 10 drives the sitting and lying screw 12 to rotate through the sitting and lying bevel gear group, and the sitting and lying screw 12 drives the sitting and lying block 13 to slide along the bottom plate 8; the sitting and lying block 13 passes through a pair of The support rod 11 drives the backrest 7 to rotate along the upper support cavity 3 , so that the backrest 7 is rotated to a comfortable state for the patient.

The soothing motor 601 operates, and the soothing motor 601 drives a pair of connecting bevel gear sets 603 to act through the soothing bevel gear set 602 ; the pair of connecting bevel gear sets 603 drives the corresponding synchronizing shaft 604 to rotate, and the synchronizing shaft 604 drives the corresponding synchronizing shaft 604 through the driving bevel gear set 607 The driving rod 608 rotates; the driving rod 608 drives the synchronizing rod 611 to move by cooperating with the driven rod 610, the synchronizing rod 611 drives the driving plate 605 to move up and down, left and right through the hinge rod 609, and the driving plate 605 drives the driving head 619 through the driving block 606 along the The sleeve slides, the driving head 619 drives the relief plate to rise through the cooperation of the lower buffer spring 618 and the lower guide rod 616, and the relief plate drives the relief head 612 to press and massage the patient through the relief rod 613; at the same time, the relief plate moves along the upper guide rod. 617 slides to press the upper buffer spring 615 .

The exercise motor 207 moves, and the exercise motor 207 drives a pair of second bevel gear sets 209 synchronously through the first bevel gear set 208; the second bevel gear set 209 drives the incomplete gear 210 to move, and the incomplete gear 210 drives the bending leg drive wheel 214 rotates; the bending leg driving wheel 214 drives the crank driven wheel 220 to rotate through the crank driving wheel 230, the crank driven wheel 220 drives the crank shaft 221 to rotate, the crank shaft 221 drives the adjustable crank 202 to rotate, and the adjustable crank 202 is driven by the reciprocating screw rod 227, The adjustment block 229 drives the traction rod 204 to move, and the traction rod 204 drives the slider 226 to slide along the rotating plate 203; the slider 226 drives the calf support plate 223 to rotate along the thigh support plate 225, and the thigh support plate 225 rotates along the rotating plate 203 and is supported by the thigh. The plate 225 and the lower leg support plate 223 enable the patient to perform the action of bending the leg.

At the same time, the bending leg drive wheel 214 drives the pinion gear 216 to rotate through the large gear 215, and accelerates the input wheel 219 through the cooperation of the large gear 215 and the pinion gear 216; the input wheel 219 drives the conversion gear 231 to rotate, and the conversion gear 231 drives the conversion The block slides along the conversion chute 232, thereby making the conversion gear 231 mesh with the output wheel 218; the input wheel 219 drives the output wheel 218 to rotate through the conversion gear 231, the output wheel 218 drives the adjustment bevel gear set 222 to rotate, and the pitch bevel gear set rotates through the reciprocating The screw rod 227 drives the adjusting block 229 to slide along the adjustable crank 202 .

When the adjustable crank 202 rotates 180 degrees, the incomplete gear 210 drives the rotating driving wheel 211 to rotate, and the rotating driving wheel 211 drives the input bevel gear set 212 to move; The bevel gear set 213 drives the rotating plate 203 to rotate through the cooperation of the parallel rod 205 and the connecting rod 206, thereby realizing the patient's leg opening training; The adjustable crank 202 rotates with the rotating plate 203 .

The exercise motor 207 is reversed, and the exercise motor 207 drives the patient's legs to close through the cooperation of the first bevel gear set 208, the second bevel gear set 209, the incomplete gear 210, the rotating driving wheel 211, the leg bending driving wheel 214, etc. 207 continues to reverse, so that the adjustable crank 202 is reset, so that the patient can achieve a set of exercises; during this process, due to the settings of the input wheel 219, the output wheel 218, the conversion gear 231, the idler 219 No matter whether it is positive or negative, the output wheel 218 will remain unchanged, so that the reciprocating screw rod 227 will continue to rotate in one direction, so that the adjusting block 229 can slide back and forth along the adjustable crank 202; The training of opening and closing the part allows the patient to carry out the comprehensive and step-by-step rehabilitation training and improve the effect of the patient's rehabilitation.

Claims (9)

1. The utility model provides a recovered exerciser of lower limbs for patient is recovered which characterized in that: comprises a bottom plate (8), wherein an upper supporting cavity (3) is arranged on the bottom plate (8); the upper supporting cavity (3) comprises a seat board area (4), and a relieving device (6) corresponding to the seat board area (4) is arranged on the bottom board (8); the upper supporting cavity (3) is also rotatably connected with a backrest (7) corresponding to the sitting plate area (4), and a sitting and lying device for driving the backrest (7) to rotate is arranged in the upper supporting cavity (3); the upper supporting cavity (3) is also provided with an exercising device (2) corresponding to the seat board area (4), the exercising device (2) comprises a transmission structure (201), and the transmission structure (201) is connected with an exercising structure;

the exercise structure comprises a pair of rotating plates (203) which are rotatably connected with the upper supporting cavity (3), thigh supporting plates (225) are rotatably connected on the pair of rotating plates (203), and calf supporting plates (223) are rotatably connected on the thigh supporting plates (225); the rotating plate (203) is connected with a sliding block (226) in a sliding way, and the lower leg support plate (223) is connected with the sliding block (226) in a rotating way; the transmission structure (201) is connected with a crank sliding block (226) component for driving the sliding block (226) to move, and the crank sliding block (226) component is changed in a reciprocating manner from small to large and from large to small along with the action of the transmission structure (201); the transmission structure (201) is further connected with a rotating assembly for driving the rotating plate (203) to rotate, and the transmission structure (201) sequentially drives the crank sliding block (226) assembly and the rotating assembly to act.

2. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 1, characterized in that: the sitting and lying device comprises a sitting and lying motor (10) fixedly connected with the bottom plate (8), and the output end of the sitting and lying motor (10) is connected with a sitting and lying bevel gear set; the output end of the sitting and lying bevel gear set is connected with a sitting and lying screw rod (12), and a sitting and lying block (13) which is connected with the bottom plate (8) in a sliding manner is screwed on the sitting and lying screw rod (12); the sitting and lying block (13) is rotatably connected with a pair of supporting rods (11), and the other ends of the supporting rods (11) are rotatably connected with the backrest (7).

3. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 1, characterized in that: the relieving device (6) comprises relieving structures uniformly distributed on the seat board area (4), and a driving structure for driving the relieving structures to move is arranged on the bottom board (8); the driving structure comprises a relieving motor (601), and the output end of the relieving motor (601) is connected with a relieving bevel gear set (602); the output end of the relieving bevel gear set (602) is connected with a pair of connecting bevel gear sets (603), and the output ends of the connecting bevel gear sets (603) are connected with a synchronizing shaft (604); the bottom plate (8) is fixedly connected with a pair of vertical plates, and a pair of synchronizing shafts (604) are respectively and rotatably connected with the corresponding vertical plates; a pair of driving bevel gear sets (607) are connected to the pair of synchronizing shafts (604), and the output ends of the pair of driving bevel gear sets (607) are connected with driving rods (608); the driving rod (608) is rotatably connected with a synchronous rod (611), the other end of the synchronous rod (611) is rotatably connected with a driven rod (610), and the other end of the driven rod (610) is rotatably connected with the vertical plate; the middle part of the synchronous rod (611) is provided with a hinged rod (609), a driving plate (605) is hinged on the hinged rod (609), and the four hinged rods (609) are rotatably connected with the driving plate (605); the driving plates (605) are uniformly distributed with driving blocks (606) corresponding to the relieving structure, and slopes are arranged on the driving blocks (606).

4. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 3, characterized in that: the relieving structure comprises a sleeve fixedly connected with the seat plate area (4), and a fixing plate (614) is fixedly connected in the sleeve; an upper guide rod (617) is fixedly connected to the fixing plate (614), and a relieving plate is slidably connected to the upper guide rod (617); a relieving rod (613) is fixedly connected to the relieving plate, and a relieving head (612) is connected to the relieving rod (613); the relieving plate is connected with a lower guide rod (616) in a sliding mode, and a driving head (619) matched with the driving block (606) is fixedly connected onto the lower guide rod (616); an upper buffer spring (615) corresponding to the relieving plate is arranged on the upper guide rod (617), a lower buffer spring (618) corresponding to the relieving plate is arranged on the lower guide rod (616), and the upper buffer spring (615) and the lower buffer spring (618) are respectively arranged on two sides of the relieving plate.

5. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 1, characterized in that: the transmission structure (201) comprises an exercise motor (207) fixedly connected with the bottom plate (8), and the output end of the exercise motor (207) is connected with a first bevel gear set (208); the output end of the first bevel gear set (208) is connected with a pair of second bevel gear sets (209), and the output ends of the second bevel gear sets (209) are both connected with incomplete gears (210); a pair of incomplete gears (210) are respectively meshed with a rotary driving wheel (211), and the rotary driving wheels (211) are connected with an input bevel gear set (212); the incomplete gear (210) is coaxially and fixedly connected with a main limiting disc (228), and the rotating driving wheel (211) is coaxially and fixedly connected with an auxiliary limiting disc matched with the main limiting disc (228); the output end of the input bevel gear set (212) is connected with an output bevel gear set (213), and the output end of the output bevel gear set (213) is connected with the rotating assembly.

6. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 5, characterized in that: a leg bending driving wheel (214) is also meshed with the incomplete gears (210), and the leg bending driving wheel (214) is coaxially and fixedly connected with a large gear (215); a small gear (216) is meshed on the big gear (215), and an input wheel (219) is coaxially and fixedly connected with the small gear (216); an idler wheel (217) is rotatably connected to the bottom plate (8), and an output wheel (218) is meshed to the idler wheel (217); a conversion chute (232) is fixedly connected to the bottom plate (8), and a conversion block is connected to the conversion chute (232) in a sliding manner; the conversion block is rotatably connected with a conversion gear (231) meshed with the input wheel (219), the conversion gear (231) is arranged between the input wheel (219) and the idle wheel (217) as well as between the input wheel (219) and the output wheel (218), and the conversion gear (231) slides along the conversion chute (232) along with the conversion block to be respectively meshed with the idle wheel (217) or the output wheel (218); the leg bending driving wheel (214) is further coaxially and fixedly connected with a crank driving wheel (230), a crank driven wheel (220) which is coaxial with the output wheel (218) is meshed on the crank driving wheel (230), and a crank shaft (221) is connected on the crank driven wheel (220).

7. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 6, characterized in that: the crank sliding block (226) assembly comprises an adjustable crank (202) fixedly connected with the crank shaft (221), an adjusting bevel gear set (222) is arranged on the adjustable crank (202), and the input end of the adjusting bevel gear set (222) is connected with the output wheel (218); the output end of the adjusting bevel gear set (222) is connected with a reciprocating screw rod (227), and an adjusting block (229) which is in sliding connection with the adjustable crank (202) is screwed on the reciprocating screw rod (227); the adjusting block (229) is rotatably connected with a traction rod (204), and the other end of the traction rod (204) is rotatably connected with the sliding block (226).

8. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 7, characterized in that: the rotating assembly comprises a parallel rod (205) connected with the output end of the output bevel gear set (213), a connecting rod (206) is connected to the parallel rod (205) in a rotating mode, and the other end of the connecting rod (206) is connected with the rotating plate (203) in a rotating mode.

9. The lower limb rehabilitation exerciser for patient rehabilitation according to claim 1, characterized in that: the bottom plate (8) is also fixedly connected with a lower support cavity (1), and the lower support cavity (1) corresponds to the rotating plate (203); the bottom plate (8) is further fixedly connected with a supporting leg (9), and the upper supporting cavity (3) is fixedly connected with a handrail (5) corresponding to the seat plate area (4).

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